From: Interplay of arsenic exposure and cigarette smoking on oxidative DNA damage in healthy males
Parameters | Overall (n = 132) | Group (i) (n = 33) | Group (ii) (n = 33) | Group (iii) (n = 33) | Group (iv) (n = 33) | P-values |
---|---|---|---|---|---|---|
Age (years) Median (IQR) | 46 (35.25–55) | 39 (28.5–55) | 52 (44–57) | 42 (34.5–59.5) | 43 (36.5–52) | 0.06a |
Weight (kg) Mean ± SD | 76.6 ± 12.23 | 74.5 ± 10.4 | 76 ± 13.56 | 78.8 ± 9.86 | 77 ± 14.58 | 0.54a |
BMI (kg/m2) Mean ± SD | 26.3 ± 3.64 | 25.5 ± 3.6 | 26.3 ± 3.8 | 27.2 ± 3.35 | 26.3 ± 3.8 | 0.31b |
Education, n (%) | Â | Â | Â | Â | Â | Â |
 Illiterate | 18 (13.6) | 4 (12.1) | 8 (24.2) | 5 (15) | 1 (3) | 0.03c, e |
 Primary school | 49 (37.1) | 12 (36.3) | 14 (42.2) | 8 (24.2) | 15 (45.4) | |
 Secondary school | 41 (31) | 10 (30.3) | 8 (24.2) | 8 (24.2) | 15 (45.4) | |
 Diploma | 18 (13.6) | 5 (15) | 2 (6) | 10 (30.3) | 1 (3) | |
 Bachelor or higher | 6 (4.5) | 2 (6) | 1 (3) | 2 (6) | 1 (3) | |
Physical activity, n (%) | Â | Â | Â | Â | Â | 0.88c |
 Low | 64 (48.5) | 13 (39.4) | 17 (51.5) | 17 (51.5) | 17 (51.5) | |
 Moderate | 52 (39.4) | 16 (48.5) | 13 (39.4) | 12 (36.3) | 11(33.3) | |
 High | 16 (12.1) | 4 (12.1) | 3 (9) | 4 (12.1) | 5 (15.1) | |
Smoking duration (year) Mean ± SD | – | – | 20.63 ± 9.4 | – | 20.06 ± 7.46 | 0.78d |
Cigarettes smoked per day Mean ± SD | – | – | 13.09 ± 6.6 | – | 15.03 ± 6.28 | 0.18d |
Water consumption (L/day) Median | 1.5 | 1.3 | 1.8 | 1.4 | 1.6 | 0.17a |
Arsenic intake ADI (mg/kg/day) Median (IQR) | 5.7 × 10–4 (9 × 10–5-1.5 × 10–3) | 8 × 10–5 (4.8 × 10–5-1 × 10–4) | 1.2 × 10–4 (4.7 × 10–5-2.5 × 10–4) | 1.1 × 10–3 (8.1 × 10–4-1.8 × 10–3) | 1.5 × 10–3 (1.2 × 10–3-1.9 × 10–3) | 0.001a, e >  |